1. (TCO 7) Which DHCPv4 message will a client send to request an IPv4 address th
ID: 3708814 • Letter: 1
Question
1. (TCO 7) Which DHCPv4 message will a client send to request an IPv4 address that is offered by a DHCP server?
A: Unicast DHCPREQUEST
B: Broadcast DHCPOFFER
C: Unicast DHCPACK
D: Broadcast DHCPREQUEST
E: None of the above
2. (TCO 7) This layer 3 address is used by a DHCP client as a source address when requesting an IPv4 address.
A: 255.255.255.255
B: FF-FF-FF-FF-FF-FF
C: 0.0.0.0
D: 169.254.255.255
E: None of the above
3. (TCO 7) What is the purpose of the DHCPACK message during the DHCPv4 process?
A: To ensure that hosts on other subnets receive the information
B: To align with the default gateway cache pool
C: To ensure client binds the IP and MAC addresses during the RARP process
D: To redirect traffic to the correct host
E: None of the above
4. (TCO 7) An administrator issues the following commands.
Ro1(config)# interface F0/3
Ro1(config-if)# no ip address dhcp
What is the administrator trying to achieve?
A: Disable DHCPv4 server on the router
B: Delete the DHCP pool on the router
C: Automatically release all assigned IPv4 addresses
D: Answers A, B, and C are correct.
E: None of the above
5. (TCO 7) The show ip dhcp binding command displays _____.
A: the MAC table cache information
B: the resolved names to IP addresses
C: the local ARP table
D: the fast cache used for redirecting traffic on local subnets
E: the list of all IPv4 to MACs
6. (TCO 7) A network engineer configures a router with the following commands.
A: Ro3(config)# interface F0/5
B: Ro3(config-if)# ipv6 address 2005:AC9:5B:1::1/64
C: Ro3(config-if)# no shut
D: Ro3(configif)# end
The router is connected to a switch in VLAN 10 and is working correctly on that VLAN. A network engineer configures a new computer to use SLAAC and assigns the computer to VLAN 10. The computer is unable to obtain the correct IPv6 prefix and prefix length. What is wrong?
A: Enable IPv6 EUI
B: Execute the ipv6 unicast-routing command
C: Enable SLAAC for VLAN 10
D: Enable port forwarding for SLAAC on the switch
E: Execute ipv6 enable
7. (TCO 7) By default, client DHCPv6 messages are sent using _____ scope.
A: the anycast address
B: router's prefix
C: the link-local
D: FF02::0A
D: None of the above
8. (TCO 7) Which command excludes the last 15 useable IP addresses from a DHCPv4 address pool of the network 192.168.0.0/25?
Router(config)#
A: ip dhcp excluded-address 192.168.0.1 192.168.0.15
B: ip dhcp excluded-address 192.168.0.112 192.168.0.126
C: ip dhcp excluded-address 192.16.0.117 192.168.0.126
D: ip dhcp excluded-address 192.16.0.65 192.168.0.80
E: ip dhcp excluded-address 192.16.0.120 192.168.0.135
9. (TCO 7) What is the group of RFC1918 IPv4 addresses used within an organization's network on a NAT-enabled router known as?
A: Outside local addresses
B: Internal local addresses
C: Inside global addresses
D: Outside global addresses
E: None of the above
10. (TCO 7) Which version of NAT allows a pool of IP addresses to be used to access computing resources on the Internet?
A: Static NAT
B: Automatic NAT
C: Port Forwarding
D: Answers A and B are correct.
E: Dynamic NAT
11. (TCO 7) Similar to IPv4, IPv6 global unicast addresses can be configured manually or dynamically. However, there are two methods in which IPv6 global unicast addresses can be assigned dynamically and one of those ways is with _____.
A: servers
B: dynamic name services
C: manual automatic
D: stateless address autoconfiguration
E: None of the above
12. (TCO 7) The command that must be entered on a router to enable IPv6 routing is _____.
A: IPv6 unicast-routing
B: IPv6 routing
C: router IPv6
D: IPv6 router
E: None of the above
13. (TCO 7) When a router is configured as a stateless or stateful DHCPv6 server the command to use to verify the receipt and transmission of DHCP messages is _____.
A: debug ipv6
B: debug ipv6 dhcp
C: debug ipv6 dhcp detail
D: Answers A and C are correct.
E: None of the above
14. (TCO 7) The command one can issue on a router to see active NAT translations is _____.
A: show ip nat active connections
B: show ip nat translation
C: show ip nat
D: show translation
E: None of the above
15. (TCO 7) A process that will allow both IPv4 and IPv6 devices to communicate when the devices are running protocols associate with both IPv4 and IPv6 is known as _____.
A: tunneling for IPv6
B: double stack
C: Network Address Translation-Protocol Translation (NAT-PT)
D: Answers A and B are correct.
E: dual-stack
16. (TCO 7) A Cisco router that is not configured as a DHCP server, but will forward DHCP broadcast to the DHCP IPv4 server is called a _____.
A: DHCP forwarded
B: DHCP IPv4 relay agent
C: helper agent
D: Answers B and C are correct.
E: None of the above
SHORT ANSWER:
Explain how stateless address autoconfiguration (SLAAC) works.
Explain how Dynamic NAT (PAT) works on a network.
Explanation / Answer
As per the chegg guidlines i can answer four questions.Answers are highlighted in Bold. Please make a seperate post for other questions..
1. (TCO 7) Which DHCPv4 message will a client send to request an IPv4 address that is offered by a DHCP server?
A: Unicast DHCPREQUEST
B: Broadcast DHCPOFFER
C: Unicast DHCPACK
D: Broadcast DHCPREQUEST
E: None of the above
2. (TCO 7) This layer 3 address is used by a DHCP client as a source address when requesting an IPv4 address.
A: 255.255.255.255
B: FF-FF-FF-FF-FF-FF
C: 0.0.0.0
D: 169.254.255.255
E: None of the above
3. (TCO 7) What is the purpose of the DHCPACK message during the DHCPv4 process?
A: To ensure that hosts on other subnets receive the information
B: To align with the default gateway cache pool
C: To ensure client binds the IP and MAC addresses during the RARP process
D: To redirect traffic to the correct host
E: None of the above
4. (TCO 7) An administrator issues the following commands.
Ro1(config)# interface F0/3
Ro1(config-if)# no ip address dhcp
What is the administrator trying to achieve?
A: Disable DHCPv4 server on the router
B: Delete the DHCP pool on the router
C: Automatically release all assigned IPv4 addresses
D: Answers A, B, and C are correct.
E: None of the above
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